[29] | 1 | #ifndef BOOST_CHECKED_DELETE_HPP_INCLUDED |
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| 2 | #define BOOST_CHECKED_DELETE_HPP_INCLUDED |
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| 3 | |
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| 4 | // MS compatible compilers support #pragma once |
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| 5 | |
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| 6 | #if defined(_MSC_VER) && (_MSC_VER >= 1020) |
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| 7 | # pragma once |
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| 8 | #endif |
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| 9 | |
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| 10 | // |
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| 11 | // boost/checked_delete.hpp |
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| 12 | // |
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| 13 | // Copyright (c) 2002, 2003 Peter Dimov |
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| 14 | // Copyright (c) 2003 Daniel Frey |
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| 15 | // Copyright (c) 2003 Howard Hinnant |
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| 16 | // |
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| 17 | // Distributed under the Boost Software License, Version 1.0. (See |
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| 18 | // accompanying file LICENSE_1_0.txt or copy at |
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| 19 | // http://www.boost.org/LICENSE_1_0.txt) |
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| 20 | // |
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| 21 | // See http://www.boost.org/libs/utility/checked_delete.html for documentation. |
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| 22 | // |
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| 23 | |
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| 24 | namespace boost |
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| 25 | { |
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| 26 | |
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| 27 | // verify that types are complete for increased safety |
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| 28 | |
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| 29 | template<class T> inline void checked_delete(T * x) |
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| 30 | { |
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| 31 | // intentionally complex - simplification causes regressions |
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| 32 | typedef char type_must_be_complete[ sizeof(T)? 1: -1 ]; |
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| 33 | (void) sizeof(type_must_be_complete); |
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| 34 | delete x; |
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| 35 | } |
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| 36 | |
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| 37 | template<class T> inline void checked_array_delete(T * x) |
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| 38 | { |
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| 39 | typedef char type_must_be_complete[ sizeof(T)? 1: -1 ]; |
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| 40 | (void) sizeof(type_must_be_complete); |
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| 41 | delete [] x; |
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| 42 | } |
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| 43 | |
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| 44 | template<class T> struct checked_deleter |
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| 45 | { |
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| 46 | typedef void result_type; |
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| 47 | typedef T * argument_type; |
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| 48 | |
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| 49 | void operator()(T * x) const |
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| 50 | { |
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| 51 | // boost:: disables ADL |
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| 52 | boost::checked_delete(x); |
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| 53 | } |
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| 54 | }; |
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| 55 | |
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| 56 | template<class T> struct checked_array_deleter |
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| 57 | { |
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| 58 | typedef void result_type; |
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| 59 | typedef T * argument_type; |
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| 60 | |
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| 61 | void operator()(T * x) const |
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| 62 | { |
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| 63 | boost::checked_array_delete(x); |
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| 64 | } |
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| 65 | }; |
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| 66 | |
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| 67 | } // namespace boost |
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| 68 | |
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| 69 | #endif // #ifndef BOOST_CHECKED_DELETE_HPP_INCLUDED |
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